IMAP Server type and version

This detects the IMAP Server SPDX-FileCopyrightText: 2005 StrongHoldNet Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.11414";...